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Leo Yih Lang Chang
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Randolph, NJ, US
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Patents Grants
last 30 patents
Information
Patent Grant
Dual layer panel
Patent number
D772437
Issue date
Nov 22, 2016
Inteplast Group Corporation
Leo Yih Lang Chang
D25 - Building units and construction elements
Information
Patent Grant
Bidirectional dimple core panel
Patent number
D771841
Issue date
Nov 15, 2016
Inteplast Group Corporation
Leo Yih Lang Chang
D25 - Building units and construction elements
Information
Patent Grant
Portable shelter
Patent number
8,739,474
Issue date
Jun 3, 2014
Inteplast Group, Ltd.
Leo Yih Lang Chang
E04 - BUILDING
Information
Patent Grant
Portable lightweight bed
Patent number
8,607,380
Issue date
Dec 17, 2013
Inteplast Group, Ltd.
Leo Yih Lang Chang
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Patents Applications
last 30 patents
Information
Patent Application
PORTABLE SHELTER
Publication number
20130312800
Publication date
Nov 28, 2013
JING SI PUBLICATIONS, CO., LTD.
Leo Yih Lang Chang
E04 - BUILDING